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UPSC Civil Service Exam Questions - Engineering

Q1:

The correct sequence, in the direction of the flow of water for installations in the hydro-power plant is

A reservoir, surge tank turbine, penstock

B reservoir, penstock, surge tank, turbine

C reservoir, penstock, turbine, surge tank

D reservoir, surge tank, penstock, turbine

ANS:B - reservoir, penstock, surge tank, turbine

Option C is correct.

In the question, the sequence in the direction of flow is asked.

Reservoir - penstock - turbine, when the load is reduced the rejected flow of water is back into the surge tank.

This is the correct sequence of the flow of water.